“RF Loss” is the topic of the latest (May 10) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!
Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!
Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also e-mail your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.
Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide.
VHF
D4C – UHF: Update on 1296MHz beacon project
“As anticipated in our post of 5th of August, we are continuously working in the project to bring to Cape Verde a 23 cm beacon on 1296.836 MHz t... Read more
Retevis RT90 Mobile Dual Band DMR Mobile Radio Review – Part 1
Description： RT90 supports analog and digital mode, It provides dual band, dual standby, dual display, dual time slot, operating on both 400-480MHz UH... Read more
VOXTER UV-W8 VHF and UHF
VOXTER UV-W8 Technical Parameter Model/ General VOXTER UV-W8 Frequency range VHF 136-174MHz UHF 400-480MHz Channel Capacity 2X128 Channe... Read more
Icom’s RMS-Net Radio Management System Explained
Icom UK are pleased to provide this introduction to its RMS-Net Radio Management System which integrates desktop PCs, Icom hand portables, base statio... Read more
Baofeng BF-530I P
BAOFENG BF-530I The transceiver is a micro-miniature multiband FM transceiver with extensive receive frequency coverage,providing local-... Read more
FT8 Intercontinental DX Code of Practice 50.323 MHz
During the Northern Hemisphere Summer Es season the use of 50.313 MHz for FT8 contacts has become very congested, and stations are now using 50.323 MH... Read more
Review
Handheld Ailunce HD1 Retevis Dual Band DMR – Review
“Here is the Ailunce HD1, or what I call the Retevis HD1. It is a dual band, 10w/8w Handheld Analog and DMR, with GPS and IP67 waterproofing. A... Read more
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Tips on using Coaxial Cable [ ARRL So Now What? ]
Here you can find further information on topics discussed in this episode: ARRL on Feed Lines Coaxial Cable info Read more
Installing Your Ham Radio In Your Vehicle, Tips And Tricks For Mobile
“So I made a video showing a couple options that you can use for installing your ham radio in your vehicle. Every installation will be different... Read more
Equipment
Build a 25’-50’ free standing Tilt then Crank up tower antenna
Build a 25’-50’ free standing tower Detailed Description You will receive the drawing package so you can build your own tilt up tower. To be used for... Read more
Anytone AT-6666 All-Mode 10 Meter Mobile
Anytone AT-6666 All-Mode 10 Meter Mobile 60 watts SSB – 360 Memories CTCSS / DCS Option Included Programming Cable Included General Speci... Read more
Radio Incident Command Kit by N1RFD
What is my definition of a Communications Go-Kit? A Communications Go-Kit (or Radio-Ready-Kit) is made up of a portable “Amateur radio” st... Read more
YAESU – FT-857D
YAESU – FT-857D The FT-857D, the world’s smallest HF/VHF/UHF mobile transceiver, provides base station-type performance from... Read more
MRFX1K80H: 1800 W CW over 1.8-400 MHz, 65 V Wideband RF Power LDMOS Transistor
The MRFX1K80H is the first device based on NXP’s new 65 V LDMOS technology that focuses on ease of use. This high ruggedness transistor is desig... Read more
Ailunce HS1 HF SDR HAM Transceiver
Ailunce HS1 Description: Spectrum Dynamic Waterfall Display Multiple Working Modes：Receive Mode, Transmit Mode, TUNE Mode, VFO Mode, SPLIT Mode DSP Di... Read more
App - Mobile
CWSpeed IOS App – The fun and efficient way of learning morse code
Description The fun and efficient way of learning morse code! Features: – Uses Koch’s training method (the most efficient known to date)... Read more
Ham Radio Prefixes – Android App
Enter a call sign and get immediately all the geographical informations (country, ITU zone, CQ zone, GMT). Google Play: https://play.goo... Read more
Introduction to SmartSDR for iOS
Welcome to SmartSDR for iOS written by Marcus DL8MRE. This is an introduction video that allows you full control and access of your Flex 6000 series r... Read more
817 Companion for Yeasu 817 – App
Yeasu 817 The 817 Companion app is dedicated to all the proud owners and users of the Yeasu 817 amateur radio. The Yeasu 817 is a fantastic radio bu... Read more
OpenHPSDR Radio – Android App
Check this new app on Google Play Software Defined Radio. Supports the following hardware: HPSDR Atlas based systems using Metis. HPSDR Hermes... Read more
FlexRadio Systems Announces Partnership With DL8MRE – APP for Iphone
FlexRadio Systems and Marcus Roskosch, DL8MRE announced today a partnership to develop, market and sell a client interface application for both iPad®... Read more
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